Files
Motorized_MQTT_Blinds/Blinds_CONFIGURE_Portal_Alexa.ino
2019-04-21 00:07:20 -04:00

316 lines
10 KiB
C++

/****************** ALEXA INTEGRATION LIBRARIES *************************************/
#include "fauxmoESP.h" //https://bitbucket.org/xoseperez/fauxmoesp/downloads/
#include <ESP8266mDNS.h> //if you get an error here you need to install the ESP8266 board manager
/****************** WIFI MANAGER LIBRARIES *************************************/
#include <FS.h>
#include <DNSServer.h>
#include <ESP8266WebServer.h>
#include <WiFiManager.h> //https://github.com/tzapu/WiFiManager
#include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson//this needs to be first, or it all crashes and burns...
/****************** SKETCH SPECIFIC LIBRARIES *************************************/
#include <AH_EasyDriver.h> //http://www.alhin.de/arduino/downloads/AH_EasyDriver_20120512.zip
/****************** BASIC PACKAGE LIBRARIES *************************************/
#include <SimpleTimer.h> //https://github.com/thehookup/Simple-Timer-Library
#include <PubSubClient.h> //https://github.com/knolleary/pubsubclient
#include <ESP8266WiFi.h> //if you get an error here you need to install the ESP8266 board manager
#include <ESP8266mDNS.h> //if you get an error here you need to install the ESP8266 board manager
#include <ArduinoOTA.h> //ArduinoOTA is now included with the ArduinoIDE
/***************** START USER CONFIG SECTION *********************************/
/***************** START USER CONFIG SECTION *********************************/
/***************** START USER CONFIG SECTION *********************************/
/***************** START USER CONFIG SECTION *********************************/
//define your default values here, if there are different values in config.json, they are overwritten.
char alexa_id[20];
char rotations[6];
char current_position[6] = "0";
#define STEPPER_SPEED 35 //Defines the speed in RPM for your stepper motor
#define STEPPER_STEPS_PER_REV 1028 //Defines the number of pulses that is required for the stepper to rotate 360 degrees
#define STEPPER_MICROSTEPPING 0 //Defines microstepping 0 = no microstepping, 1 = 1/2 stepping, 2 = 1/4 stepping
#define DRIVER_INVERTED_SLEEP 1 //Defines sleep while pin high. If your motor will not rotate freely when on boot, comment this line out.
#define STEPPER_DIR_PIN D6
#define STEPPER_STEP_PIN D7
#define STEPPER_SLEEP_PIN D5
#define STEPPER_MICROSTEP_1_PIN 14
#define STEPPER_MICROSTEP_2_PIN 12
/***************** END USER CONFIG SECTION *********************************/
/***************** END USER CONFIG SECTION *********************************/
/***************** END USER CONFIG SECTION *********************************/
/***************** END USER CONFIG SECTION *********************************/
/***************** END USER CONFIG SECTION *********************************/
WiFiClient espClient;
PubSubClient client(espClient);
SimpleTimer timer;
AH_EasyDriver shadeStepper(STEPPER_STEPS_PER_REV, STEPPER_DIR_PIN ,STEPPER_STEP_PIN,STEPPER_MICROSTEP_1_PIN,STEPPER_MICROSTEP_2_PIN,STEPPER_SLEEP_PIN);
fauxmoESP fauxmo;
//Global Variables
bool shouldSaveConfig = false;
bool boot = true;
int currentPosition = 0;
int newPosition = 0;
bool moving = false;
char positionPublish[50];
//callback notifying us of the need to save config
void saveConfigCallback () {
Serial.println("Should save config");
shouldSaveConfig = true;
}
void configPortal()
{
Serial.println("mounting FS...");
if (SPIFFS.begin())
{
Serial.println("mounted file system");
if (SPIFFS.exists("/storedPosition.json"))
{
File storedFile = SPIFFS.open("/storedPosition.json", "r");
if (storedFile)
{
Serial.println("opened config file");
size_t size = storedFile.size();
// Allocate a buffer to store contents of the file.
std::unique_ptr<char[]> buf(new char[size]);
storedFile.readBytes(buf.get(), size);
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.parseObject(buf.get());
json.printTo(Serial);
if (json.success())
{
Serial.println("\nparsed json");
strcpy(current_position, json["current_position"]);
String tempPos = String((char *)current_position);
currentPosition = tempPos.toInt();
newPosition = tempPos.toInt();
boot = false;
}
else
{
Serial.println("failed to load json config");
}
}
}
if (SPIFFS.exists("/config.json"))
{
//file exists, reading and loading
Serial.println("reading config file");
File configFile = SPIFFS.open("/config.json", "r");
if (configFile)
{
Serial.println("opened config file");
size_t size = configFile.size();
// Allocate a buffer to store contents of the file.
std::unique_ptr<char[]> buf(new char[size]);
configFile.readBytes(buf.get(), size);
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.parseObject(buf.get());
json.printTo(Serial);
if (json.success())
{
Serial.println("\nparsed json");
strcpy(alexa_id, json["alexa_id"]);
strcpy(rotations, json["rotations"]);
}
else
{
Serial.println("failed to load json config");
}
}
}
}
else
{
Serial.println("failed to mount FS");
}
//end read
// The extra parameters to be configured (can be either global or just in the setup)
// After connecting, parameter.getValue() will get you the configured value
// id/name placeholder/prompt default length
WiFiManagerParameter custom_alexa_id("ID", "Unique Alexa ID", alexa_id, 20);
WiFiManagerParameter custom_rotations("rotations", "Rotations (12 recommended)", rotations, 6);
//WiFiManager
//Local intialization. Once its business is done, there is no need to keep it around
WiFiManager wifiManager;
//set config save notify callback
wifiManager.setSaveConfigCallback(saveConfigCallback);
//add all your parameters here
wifiManager.addParameter(&custom_alexa_id);
wifiManager.addParameter(&custom_rotations);
//reset settings - for testing
if(digitalRead(D1) == LOW)
{
wifiManager.resetSettings();
}
//set minimu quality of signal so it ignores AP's under that quality
//defaults to 8%
//wifiManager.setMinimumSignalQuality();
//sets timeout until configuration portal gets turned off
//useful to make it all retry or go to sleep
//in seconds
//wifiManager.setTimeout(120);
//fetches ssid and pass and tries to connect
//if it does not connect it starts an access point with the specified name
//here "AutoConnectAP"
//and goes into a blocking loop awaiting configuration
if (!wifiManager.autoConnect("Blinds_Setup")) {
Serial.println("failed to connect and hit timeout");
delay(3000);
//reset and try again, or maybe put it to deep sleep
ESP.reset();
delay(5000);
}
//if you get here you have connected to the WiFi
Serial.println("connected...");
//read updated parameters
strcpy(alexa_id, custom_alexa_id.getValue());
strcpy(rotations, custom_rotations.getValue());
//save the custom parameters to FS
if (shouldSaveConfig) {
Serial.println("saving config");
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.createObject();
json["alexa_id"] = alexa_id;
json["rotations"] = rotations;
File configFile = SPIFFS.open("/config.json", "w");
if (!configFile) {
Serial.println("failed to open config file for writing");
}
json.printTo(Serial);
json.printTo(configFile);
configFile.close();
//end save
}
}
void processStepper()
{
if (newPosition > currentPosition)
{
#if DRIVER_INVERTED_SLEEP == 1
shadeStepper.sleepON();
#endif
#if DRIVER_INVERTED_SLEEP == 0
shadeStepper.sleepOFF();
#endif
shadeStepper.move(80, FORWARD);
currentPosition++;
moving = true;
}
if (newPosition < currentPosition)
{
#if DRIVER_INVERTED_SLEEP == 1
shadeStepper.sleepON();
#endif
#if DRIVER_INVERTED_SLEEP == 0
shadeStepper.sleepOFF();
#endif
shadeStepper.move(80, BACKWARD);
currentPosition--;
moving = true;
}
if (newPosition == currentPosition && moving == true)
{
#if DRIVER_INVERTED_SLEEP == 1
shadeStepper.sleepOFF();
#endif
#if DRIVER_INVERTED_SLEEP == 0
shadeStepper.sleepON();
#endif
String temp_str = String(currentPosition);
temp_str.toCharArray(positionPublish, temp_str.length() + 1);
Serial.println("saving position");
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.createObject();
json["current_position"] = positionPublish;
File storedFile = SPIFFS.open("/storedPosition.json", "w");
if (!storedFile) {
Serial.println("failed to open config file for writing");
}
json.printTo(Serial);
json.printTo(storedFile);
storedFile.close();
moving = false;
}
Serial.println(currentPosition);
Serial.println(newPosition);
}
//Run once setup
void setup() {
pinMode(D1, INPUT_PULLUP);
Serial.begin(115200);
configPortal();
shadeStepper.setMicrostepping(STEPPER_MICROSTEPPING); // 0 -> Full Step
shadeStepper.setSpeedRPM(STEPPER_SPEED); // set speed in RPM, rotations per minute
#if DRIVER_INVERTED_SLEEP == 1
shadeStepper.sleepOFF();
#endif
#if DRIVER_INVERTED_SLEEP == 0
shadeStepper.sleepON();
#endif
WiFi.mode(WIFI_STA);
ArduinoOTA.setHostname(alexa_id);
ArduinoOTA.begin();
delay(10);
if(alexa_id != "Echo Control ID")
{
fauxmo.createServer(true); // not needed, this is the default value
fauxmo.setPort(80); // This is required for gen3 devices
fauxmo.enable(true);
fauxmo.addDevice(alexa_id);
fauxmo.onSetState([](unsigned char device_id, const char * device_name, bool state, unsigned char value)
{
if (strcmp(device_name, alexa_id)==0)
{
if(state)
{
int rots = strtoul(rotations, NULL, 10);
newPosition = map(value, 0, 255, 0, rots);
}
else
{
newPosition = 0;
}
}
});
}
timer.setInterval(((1 << STEPPER_MICROSTEPPING)*5800)/STEPPER_SPEED, processStepper);
Serial.print("Device Name is ");
Serial.println(alexa_id);
}
void loop()
{
fauxmo.handle();
ArduinoOTA.handle();
timer.run();
}